Fischer A B, Hughes D C, Mueller T. "一种的合成方法" [P]. US Patent, US 10403983 B2, 2020-04-18.
Klinger H, Thompson G K, Brown S R. "Method for the Synthesis of N-Butyl-5,6-diphenylfuro[2,3-d]pyrimidin-4-amine" [P]. US Patent, US 10415519 B2, 2015-02-11.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2013, 1851, (6), 5584-5613.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2018, 1020, (7), 7560-7578.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of N-Butyl-5,6-diphenylfuro[2,3-d]pyrimidin-4-amine Using HRMS and NMR". J. Nat. Prod., 2011, 2122, 9010-9036.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2022, 689, (3), 7811-7825.